/*
 * Copyright (c) 2007-2012, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 */
/*
 * Copyright 1999-2002,2004 The Apache Software Foundation.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.sun.org.apache.xml.internal.serialize;

import java.io.OutputStream;
import java.io.Writer;
import java.io.UnsupportedEncodingException;
import com.sun.org.apache.xerces.internal.dom.DOMMessageFormatter;

/**
 * Default serializer factory can construct serializers for the three
 * markup serializers (XML, HTML, XHTML ).
 *
 *
 * @author <a href="mailto:Scott_Boag/CAM/Lotus@lotus.com">Scott Boag</a>
 * @author <a href="mailto:arkin@intalio.com">Assaf Arkin</a>
 */
final class SerializerFactoryImpl extends SerializerFactory {

    private String _method;

    SerializerFactoryImpl(String method) {
        _method = method;
        if (!_method.equals(Method.XML) && !_method.equals(Method.HTML) && !_method.equals(Method.XHTML) && !_method.equals(Method.TEXT)) {
            String msg = DOMMessageFormatter.formatMessage(DOMMessageFormatter.SERIALIZER_DOMAIN, "MethodNotSupported", new Object[] { method });
            throw new IllegalArgumentException(msg);
        }
    }

    public Serializer makeSerializer(OutputFormat format) {
        Serializer serializer;

        serializer = getSerializer(format);
        serializer.setOutputFormat(format);
        return serializer;
    }

    public Serializer makeSerializer(Writer writer, OutputFormat format) {
        Serializer serializer;

        serializer = getSerializer(format);
        serializer.setOutputCharStream(writer);
        return serializer;
    }

    public Serializer makeSerializer(OutputStream output, OutputFormat format) throws UnsupportedEncodingException {
        Serializer serializer;

        serializer = getSerializer(format);
        serializer.setOutputByteStream(output);
        return serializer;
    }

    private Serializer getSerializer(OutputFormat format) {
        if (_method.equals(Method.XML)) {
            return new XMLSerializer(format);
        } else if (_method.equals(Method.HTML)) {
            return new HTMLSerializer(format);
        } else if (_method.equals(Method.XHTML)) {
            return new XHTMLSerializer(format);
        } else if (_method.equals(Method.TEXT)) {
            return new TextSerializer();
        } else {
            String msg = DOMMessageFormatter.formatMessage(DOMMessageFormatter.SERIALIZER_DOMAIN, "MethodNotSupported", new Object[] { _method });
            throw new IllegalStateException(msg);
        }
    }

    protected String getSupportedMethod() {
        return _method;
    }

}
